1. Sonata Op. 10, No. 3 in D major Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-26 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.155
2. Sonata Op. 111 in C minor Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-26 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.155
3. Sonata Op. 14, No. 1 in E major Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-26 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.155
4. Sonata Op. 27, No. 1 in E-flat major Collection: Concert Programs (SOM) Contributers: Beethoven, Ludwig van (composer) and Ian Hobson (piano) Performance: Performance Performance Date: 1987-03-26 Location: Music and Performing Arts Library, University of Illinois Concert Program: v.36 p.155